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Finding the Third Proportional to 102,658 and 153,569

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Solution

The third proportional to 102,658 and 153,569 is: 229,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,658 : 153,569 = 153,569 : x
  2. Step 2: Convert to fraction form
    102,658/153,569 = 153,569/x
  3. Step 3: Cross multiply
    102,658x = 153,569 × 153,569
  4. Step 4: Simplify right side
    102,658x = 23,583,437,761
  5. Step 5: Solve for x
    x = 23,583,437,761/102,658
  6. Step 6: Final answer
    x = 229,728.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.